2020 Campeonato Brasileiro Série A

The 2020 Campeonato Brasileiro Série A (officially the Brasileirão Assaí 2020 for sponsorship reasons) was the 64th season of the Campeonato Brasileiro Série A, the top level of professional football in Brazil, and the 17th edition in a double round-robin since its establishment in 2003.

The match ball for the 2020 season was the Nike Merlin CBF 2020, which was presented by the Brazilian Football Confederation on 31 January 2020.

Red Bull Bragantino became the first club to be promoted, assured of a return to the top flight after 22 years of absence following a 3–1 win against Guarani on 5 November 2019.

The final two teams to be promoted were Coritiba and Atlético Goianiense, on 30 November, both returning after a two-year absence.

The table lists the positions of teams after each week of matches.In order to preserve chronological evolvements, any postponed matches are not included to the round at which they were originally scheduled, but added to the full round they were played immediately afterwards.